WAC 173-500-040

Water resource inventory areas.

For the purposes of this chapter, the state is divided into 62 areas known as water resource inventory areas (WRIAs). The names and numbers of these areas are as follows and are shown on the attached map:

water resources inventory areas

WRIA Number, Name

01.

Nooksack

02.

San Juan

03.

Lower Skagit-Samish

04.

Upper Skagit

05.

Stillaguamish

06.

Island

07.

Snohomish

08.

Cedar-Sammamish

09.

Duwamish-Green

10.

Puyallup-White

11.

Nisqually

12.

Chambers-Clover

13.

Deschutes

14.

Kennedy-Goldsborough

15.

Kitsap

16.

Skokomish-Dosewallips

17.

Quilcene-Snow

18.

Elwah-Dungeness

19.

Lyre-Hoko

20.

Soleduck-Hoh

21.

Queets-Quinault

22.

Lower Chehalis

23.

Upper Chehalis

24.

Willapa

25.

Grays-Elokoman

26.

Cowlitz

27.

Lewis

28.

Salmon-Washougal

29.

Wind-White Salmon

30.

Klickitat

31.

Rock-Glade

32.

Walla Walla

33.

Lower Snake

34.

Palouse

35.

Middle Snake

36.

Esquatzel Coulee

37.

Lower Yakima

38.

Naches

39.

Upper Yakima

40.

Alkali-Squilchuck

41.

Lower Crab

42.

Grand Coulee

43.

Upper Crab-Wilson

44.

Moses Coulee

45.

Wenatchee

46.

Entiat

47.

Chelan

48.

Methow

49.

Okanogan

50.

Foster

51.

Nespelem

52.

Sanpoil

53.

Lower Lake Roosevelt

54.

Lower Spokane

55.

Little Spokane

56.

Hangman

57.

Middle Spokane

58.

Middle Lake Roosevelt

59.

Colville

60.

Kettle

61.

Upper Lake Roosevelt

62.

Pend Oreille

[Order DE 75-23, § 173-500-040, filed 1/6/76.]

Site Contents
Selected content listed in alphabetical order under each group